Underwater exercise equipment with buckle apparatus

An underwater exercise equipment, comprising:

• a lens;
• a gasket, disposed on the periphery of the lens;
• an adjust belt;
• and
• a buckle apparatus, disposed at two opposite edges of the lens and used to adjust the length of the adjust belt, the buckle apparatus comprising:
• a base, extending from a first end of the lens and is integrally formed therewith, the base has a rotation axis where the adjust belt can bypass;
• a buckle pivotably disposed on the base;
• and
• at least one pressing portion extending from a second end of the lens and is integrally formed therewith, and the at least one pressing portion is disposed adjacent the buckle;
• wherein the first end and the second end are different ends of the same side of the lens, and when the adjust belt bypasses the rotation axis, the buckle is adapted to clasp and fasten the adjust belt, and the adjust belt can be released by pushing the at least one pressing portion.